<?php
defined('_JEXEC') or die('');
/*
 htmLawed 1.1.10, 5 April 2012
OOP code, 5 April 2012
Copyright Santosh Patnaik
Dual LGPL v3 and GPL v2+ license
Modified for Virtuemart 2 by vm2 dev team(Patrick Kohl)
A PHP Labware internal utility; www.bioinformatics.org/phplabware/internal_utilities/htmLawed
$out = vmFilter::hl($in, array('safe'=>1, 'elements'=>'a, b, strong, i, em, li, ol, ul'));
See htmLawed_README.txt/htm
only good for HTML filtering needed in MultiVendor editing Product/category ...
*/

class vmFilter{

	private static $C=null;
	private static $E=null;
	private static $S=null;
	private static $hl_Ids=null;

	// begin class
	public static function hl($t, $C=null, $S=array()){
		if ( is_string($C) ) $C = vmFilter::loadconfig($C);
		$C = is_array($C) ? $C : array();

		if(!empty($C['valid_xhtml'])){
			$C['elements'] = empty($C['elements']) ? '*-center-dir-font-isindex-menu-s-strike-u' : $C['elements'];
			$C['make_tag_strict'] = isset($C['make_tag_strict']) ? $C['make_tag_strict'] : 2;
			$C['xml:lang'] = isset($C['xml:lang']) ? $C['xml:lang'] : 2;
		}
		// config eles
		$e = array('a'=>1, 'abbr'=>1, 'acronym'=>1, 'address'=>1, 'applet'=>1, 'area'=>1, 'b'=>1, 'bdo'=>1, 'big'=>1, 'blockquote'=>1, 'br'=>1, 'button'=>1, 'caption'=>1, 'center'=>1, 'cite'=>1, 'code'=>1, 'col'=>1, 'colgroup'=>1, 'dd'=>1, 'del'=>1, 'dfn'=>1, 'dir'=>1, 'div'=>1, 'dl'=>1, 'dt'=>1, 'em'=>1, 'embed'=>1, 'fieldset'=>1, 'font'=>1, 'form'=>1, 'h1'=>1, 'h2'=>1, 'h3'=>1, 'h4'=>1, 'h5'=>1, 'h6'=>1, 'hr'=>1, 'i'=>1, 'iframe'=>1, 'img'=>1, 'input'=>1, 'ins'=>1, 'isindex'=>1, 'kbd'=>1, 'label'=>1, 'legend'=>1, 'li'=>1, 'map'=>1, 'menu'=>1, 'noscript'=>1, 'object'=>1, 'ol'=>1, 'optgroup'=>1, 'option'=>1, 'p'=>1, 'param'=>1, 'pre'=>1, 'q'=>1, 'rb'=>1, 'rbc'=>1, 'rp'=>1, 'rt'=>1, 'rtc'=>1, 'ruby'=>1, 's'=>1, 'samp'=>1, 'script'=>1, 'select'=>1, 'small'=>1, 'span'=>1, 'strike'=>1, 'strong'=>1, 'sub'=>1, 'sup'=>1, 'table'=>1, 'tbody'=>1, 'td'=>1, 'textarea'=>1, 'tfoot'=>1, 'th'=>1, 'thead'=>1, 'tr'=>1, 'tt'=>1, 'u'=>1, 'ul'=>1, 'var'=>1); // 86/deprecated+embed+ruby
		if(!empty($C['safe'])){
			unset($e['applet'], $e['embed'], $e['iframe'], $e['object'], $e['script']);
		}
		$x = !empty($C['elements']) ? str_replace(array("\n", "\r", "\t", ' '), '', $C['elements']) : '*';
		if($x == '-*'){
			$e = array();
		}
		elseif(strpos($x, '*') === false){
			$e = array_flip(explode(',', $x));
		}
		else{
			if(isset($x[1])){
				preg_match_all('`(?:^|-|\+)[^\-+]+?(?=-|\+|$)`', $x, $m, PREG_SET_ORDER);
				for($i=count($m); --$i>=0;){
					$m[$i] = $m[$i][0];
				}
				foreach($m as $v){
					if($v[0] == '+'){
						$e[substr($v, 1)] = 1;
					}
					if($v[0] == '-' && isset($e[($v = substr($v, 1))]) && !in_array('+'. $v, $m)){
						unset($e[$v]);
					}
				}
			}
		}
		$C['elements'] =& $e;
		// config attrs
		$x = !empty($C['deny_attribute']) ? str_replace(array("\n", "\r", "\t", ' '), '', $C['deny_attribute']) : '';
		$x = array_flip((isset($x[0]) && $x[0] == '*') ? explode('-', $x) : explode(',', $x. (!empty($C['safe']) ? ',on*' : '')));
		if(isset($x['on*'])){
			unset($x['on*']);
			$x += array('onblur'=>1, 'onchange'=>1, 'onclick'=>1, 'ondblclick'=>1, 'onfocus'=>1, 'onkeydown'=>1, 'onkeypress'=>1, 'onkeyup'=>1, 'onmousedown'=>1, 'onmousemove'=>1, 'onmouseout'=>1, 'onmouseover'=>1, 'onmouseup'=>1, 'onreset'=>1, 'onselect'=>1, 'onsubmit'=>1);
		}
		$C['deny_attribute'] = $x;
		// config URL
		$x = (isset($C['schemes'][2]) && strpos($C['schemes'], ':')) ? strtolower($C['schemes']) : 'href: aim, feed, file, ftp, gopher, http, https, irc, mailto, news, nntp, sftp, ssh, telnet; *:file, http, https';
		$C['schemes'] = array();
		foreach(explode(';', str_replace(array(' ', "\t", "\r", "\n"), '', $x)) as $v){
			$x = $x2 = null; list($x, $x2) = explode(':', $v, 2);
			if($x2){
				$C['schemes'][$x] = array_flip(explode(',', $x2));
			}
		}
		if(!isset($C['schemes']['*'])){
			$C['schemes']['*'] = array('file'=>1, 'http'=>1, 'https'=>1,);
		}
		if(!empty($C['safe']) && empty($C['schemes']['style'])){
			$C['schemes']['style'] = array('!'=>1);
		}
		$C['abs_url'] = isset($C['abs_url']) ? $C['abs_url'] : 0;
		if(!isset($C['base_url']) or !preg_match('`^[a-zA-Z\d.+\-]+://[^/]+/(.+?/)?$`', $C['base_url'])){
			$C['base_url'] = $C['abs_url'] = 0;
		}
		// config rest
		$C['and_mark'] = empty($C['and_mark']) ? 0 : 1;
		$C['anti_link_spam'] = (isset($C['anti_link_spam']) && is_array($C['anti_link_spam']) && count($C['anti_link_spam']) == 2 && (empty($C['anti_link_spam'][0]) or vmFilter::hl_regex($C['anti_link_spam'][0])) && (empty($C['anti_link_spam'][1]) or vmFilter::hl_regex($C['anti_link_spam'][1]))) ? $C['anti_link_spam'] : 0;
		$C['anti_mail_spam'] = isset($C['anti_mail_spam']) ? $C['anti_mail_spam'] : 0;
		$C['balance'] = isset($C['balance']) ? (bool)$C['balance'] : 1;
		$C['cdata'] = isset($C['cdata']) ? $C['cdata'] : (empty($C['safe']) ? 3 : 0);
		$C['clean_ms_char'] = empty($C['clean_ms_char']) ? 0 : $C['clean_ms_char'];
		$C['comment'] = isset($C['comment']) ? $C['comment'] : (empty($C['safe']) ? 3 : 0);
		$C['css_expression'] = empty($C['css_expression']) ? 0 : 1;
		$C['direct_list_nest'] = empty($C['direct_list_nest']) ? 0 : 1;
		$C['hexdec_entity'] = isset($C['hexdec_entity']) ? $C['hexdec_entity'] : 1;
		$C['hook'] = (!empty($C['hook']) && function_exists($C['hook'])) ? $C['hook'] : 0;
		$C['hook_tag'] = (!empty($C['hook_tag']) && function_exists($C['hook_tag'])) ? $C['hook_tag'] : 0;
		$C['keep_bad'] = isset($C['keep_bad']) ? $C['keep_bad'] : 6;
		$C['lc_std_val'] = isset($C['lc_std_val']) ? (bool)$C['lc_std_val'] : 1;
		$C['make_tag_strict'] = isset($C['make_tag_strict']) ? $C['make_tag_strict'] : 1;
		$C['named_entity'] = isset($C['named_entity']) ? (bool)$C['named_entity'] : 1;
		$C['no_deprecated_attr'] = isset($C['no_deprecated_attr']) ? $C['no_deprecated_attr'] : 1;
		$C['parent'] = isset($C['parent'][0]) ? strtolower($C['parent']) : 'body';
		$C['show_setting'] = !empty($C['show_setting']) ? $C['show_setting'] : 0;
		$C['style_pass'] = empty($C['style_pass']) ? 0 : 1;
		$C['tidy'] = empty($C['tidy']) ? 0 : $C['tidy'];
		$C['unique_ids'] = isset($C['unique_ids']) ? $C['unique_ids'] : 1;
		$C['xml:lang'] = isset($C['xml:lang']) ? $C['xml:lang'] : 0;

		if(!is_null(vmFilter::$C)){
			$reC = vmFilter::$C;
		}
		vmFilter::$C = $C;
		$S = is_array($S) ? $S : vmFilter::$hl_spec($S);
		if(!is_null(vmFilter::$S)){
			$reS = vmFilter::$S;
		}
		vmFilter::$S = $S;

		$t = preg_replace('`[\x00-\x08\x0b-\x0c\x0e-\x1f]`', '', $t);
		if($C['clean_ms_char']){
			$x = array("\x7f"=>'', "\x80"=>'&#8364;', "\x81"=>'', "\x83"=>'&#402;', "\x85"=>'&#8230;', "\x86"=>'&#8224;', "\x87"=>'&#8225;', "\x88"=>'&#710;', "\x89"=>'&#8240;', "\x8a"=>'&#352;', "\x8b"=>'&#8249;', "\x8c"=>'&#338;', "\x8d"=>'', "\x8e"=>'&#381;', "\x8f"=>'', "\x90"=>'', "\x95"=>'&#8226;', "\x96"=>'&#8211;', "\x97"=>'&#8212;', "\x98"=>'&#732;', "\x99"=>'&#8482;', "\x9a"=>'&#353;', "\x9b"=>'&#8250;', "\x9c"=>'&#339;', "\x9d"=>'', "\x9e"=>'&#382;', "\x9f"=>'&#376;');
			$x = $x + ($C['clean_ms_char'] == 1 ? array("\x82"=>'&#8218;', "\x84"=>'&#8222;', "\x91"=>'&#8216;', "\x92"=>'&#8217;', "\x93"=>'&#8220;', "\x94"=>'&#8221;') : array("\x82"=>'\'', "\x84"=>'"', "\x91"=>'\'', "\x92"=>'\'', "\x93"=>'"', "\x94"=>'"'));
			$t = strtr($t, $x);
		}
		if($C['cdata'] or $C['comment']){
			$t = preg_replace_callback('`<!(?:(?:--.*?--)|(?:\[CDATA\[.*?\]\]))>`sm', 'vmFilter::hl_cmtcd', $t);
		}
		$t = preg_replace_callback('`&amp;([A-Za-z][A-Za-z0-9]{1,30}|#(?:[0-9]{1,8}|[Xx][0-9A-Fa-f]{1,7}));`', 'vmFilter::hl_ent', str_replace('&', '&amp;', $t));
		if($C['unique_ids'] && is_null(vmFilter::$hl_Ids)){
			vmFilter::$hl_Ids = array();
		}
		if($C['hook']){
			$t = $C['hook']($t, $C, $S);
		}
		if($C['show_setting'] && preg_match('`^[a-z][a-z0-9_]*$`i', $C['show_setting'])){
			vmFilter::$C['show_setting'] = array('config'=>$C, 'spec'=>$S, 'time'=>microtime());
		}
		// main
		$t = preg_replace_callback('`<(?:(?:\s|$)|(?:[^>]*(?:>|$)))|>`m', 'vmFilter::hl_tag', $t);
		$t = $C['balance'] ? vmFilter::hl_bal($t, $C['keep_bad'], $C['parent']) : $t;
		$t = (($C['cdata'] or $C['comment']) && strpos($t, "\x01") !== false) ? str_replace(array("\x01", "\x02", "\x03", "\x04", "\x05"), array('', '', '&', '<', '>'), $t) : $t;
		$t = $C['tidy'] ? vmFilter::hl_tidy($t, $C['tidy'], $C['parent']) : $t;
		unset($C, $e);
		if(isset($reC)){
			vmFilter::$C = $reC;
		}
		if(isset($reS)){
			vmFilter::$S = $reS;
		}
		return $t;
		// eof
	}

	public static function hl_attrval($t, $p){
		// check attr val against $S
		$o = 1; $l = strlen($t);
		foreach($p as $k=>$v){
			switch($k){
				case 'maxlen':if($l > $v){
					$o = 0;
				}
				break; case 'minlen': if($l < $v){
					$o = 0;
				}
				break; case 'maxval': if((float)($t) > $v){
					$o = 0;
				}
				break; case 'minval': if((float)($t) < $v){
					$o = 0;
				}
				break; case 'match': if(!preg_match($v, $t)){
					$o = 0;
				}
				break; case 'nomatch': if(preg_match($v, $t)){
					$o = 0;
				}
				break; case 'oneof':
					$m = 0;
					foreach(explode('|', $v) as $n){
						if($t == $n){
							$m = 1; break;
						}
					}
					$o = $m;
					break; case 'noneof':
						$m = 1;
						foreach(explode('|', $v) as $n){
							if($t == $n){
								$m = 0; break;
							}
						}
						$o = $m;
						break; default:
							break;
			}
			if(!$o){
				break;
			}
		}
		return ($o ? $t : (isset($p['default']) ? $p['default'] : 0));
		// eof
	}

	public static function hl_bal($t, $do=1, $in='div'){
		// balance tags
		// by content
		$cB = array('blockquote'=>1, 'form'=>1, 'map'=>1, 'noscript'=>1); // Block
		$cE = array('area'=>1, 'br'=>1, 'col'=>1, 'embed'=>1, 'hr'=>1, 'img'=>1, 'input'=>1, 'isindex'=>1, 'param'=>1); // Empty
		$cF = array('button'=>1, 'del'=>1, 'div'=>1, 'dd'=>1, 'fieldset'=>1, 'iframe'=>1, 'ins'=>1, 'li'=>1, 'noscript'=>1, 'object'=>1, 'td'=>1, 'th'=>1); // Flow; later context-wise dynamic move of ins & del to $cI
		$cI = array('a'=>1, 'abbr'=>1, 'acronym'=>1, 'address'=>1, 'b'=>1, 'bdo'=>1, 'big'=>1, 'caption'=>1, 'cite'=>1, 'code'=>1, 'dfn'=>1, 'dt'=>1, 'em'=>1, 'font'=>1, 'h1'=>1, 'h2'=>1, 'h3'=>1, 'h4'=>1, 'h5'=>1, 'h6'=>1, 'i'=>1, 'kbd'=>1, 'label'=>1, 'legend'=>1, 'p'=>1, 'pre'=>1, 'q'=>1, 'rb'=>1, 'rt'=>1, 's'=>1, 'samp'=>1, 'small'=>1, 'span'=>1, 'strike'=>1, 'strong'=>1, 'sub'=>1, 'sup'=>1, 'tt'=>1, 'u'=>1, 'var'=>1); // Inline
		$cN = array('a'=>array('a'=>1), 'button'=>array('a'=>1, 'button'=>1, 'fieldset'=>1, 'form'=>1, 'iframe'=>1, 'input'=>1, 'label'=>1, 'select'=>1, 'textarea'=>1), 'fieldset'=>array('fieldset'=>1), 'form'=>array('form'=>1), 'label'=>array('label'=>1), 'noscript'=>array('script'=>1), 'pre'=>array('big'=>1, 'font'=>1, 'img'=>1, 'object'=>1, 'script'=>1, 'small'=>1, 'sub'=>1, 'sup'=>1), 'rb'=>array('ruby'=>1), 'rt'=>array('ruby'=>1)); // Illegal
		$cN2 = array_keys($cN);
		$cR = array('blockquote'=>1, 'dir'=>1, 'dl'=>1, 'form'=>1, 'map'=>1, 'menu'=>1, 'noscript'=>1, 'ol'=>1, 'optgroup'=>1, 'rbc'=>1, 'rtc'=>1, 'ruby'=>1, 'select'=>1, 'table'=>1, 'tbody'=>1, 'tfoot'=>1, 'thead'=>1, 'tr'=>1, 'ul'=>1);
		$cS = array('colgroup'=>array('col'=>1), 'dir'=>array('li'=>1), 'dl'=>array('dd'=>1, 'dt'=>1), 'menu'=>array('li'=>1), 'ol'=>array('li'=>1), 'optgroup'=>array('option'=>1), 'option'=>array('#pcdata'=>1), 'rbc'=>array('rb'=>1), 'rp'=>array('#pcdata'=>1), 'rtc'=>array('rt'=>1), 'ruby'=>array('rb'=>1, 'rbc'=>1, 'rp'=>1, 'rt'=>1, 'rtc'=>1), 'select'=>array('optgroup'=>1, 'option'=>1), 'script'=>array('#pcdata'=>1), 'table'=>array('caption'=>1, 'col'=>1, 'colgroup'=>1, 'tfoot'=>1, 'tbody'=>1, 'tr'=>1, 'thead'=>1), 'tbody'=>array('tr'=>1), 'tfoot'=>array('tr'=>1), 'textarea'=>array('#pcdata'=>1), 'thead'=>array('tr'=>1), 'tr'=>array('td'=>1, 'th'=>1), 'ul'=>array('li'=>1)); // Specific - immediate parent-child
		if(vmFilter::$C['direct_list_nest']){
			$cS['ol'] = $cS['ul'] += array('ol'=>1, 'ul'=>1);
		}
		$cO = array('address'=>array('p'=>1), 'applet'=>array('param'=>1), 'blockquote'=>array('script'=>1), 'fieldset'=>array('legend'=>1, '#pcdata'=>1), 'form'=>array('script'=>1), 'map'=>array('area'=>1), 'object'=>array('param'=>1, 'embed'=>1)); // Other
		$cT = array('colgroup'=>1, 'dd'=>1, 'dt'=>1, 'li'=>1, 'option'=>1, 'p'=>1, 'td'=>1, 'tfoot'=>1, 'th'=>1, 'thead'=>1, 'tr'=>1); // Omitable closing
		// block/inline type; ins & del both type; #pcdata: text
		$eB = array('address'=>1, 'blockquote'=>1, 'center'=>1, 'del'=>1, 'dir'=>1, 'dl'=>1, 'div'=>1, 'fieldset'=>1, 'form'=>1, 'ins'=>1, 'h1'=>1, 'h2'=>1, 'h3'=>1, 'h4'=>1, 'h5'=>1, 'h6'=>1, 'hr'=>1, 'isindex'=>1, 'menu'=>1, 'noscript'=>1, 'ol'=>1, 'p'=>1, 'pre'=>1, 'table'=>1, 'ul'=>1);
		$eI = array('#pcdata'=>1, 'a'=>1, 'abbr'=>1, 'acronym'=>1, 'applet'=>1, 'b'=>1, 'bdo'=>1, 'big'=>1, 'br'=>1, 'button'=>1, 'cite'=>1, 'code'=>1, 'del'=>1, 'dfn'=>1, 'em'=>1, 'embed'=>1, 'font'=>1, 'i'=>1, 'iframe'=>1, 'img'=>1, 'input'=>1, 'ins'=>1, 'kbd'=>1, 'label'=>1, 'map'=>1, 'object'=>1, 'q'=>1, 'ruby'=>1, 's'=>1, 'samp'=>1, 'select'=>1, 'script'=>1, 'small'=>1, 'span'=>1, 'strike'=>1, 'strong'=>1, 'sub'=>1, 'sup'=>1, 'textarea'=>1, 'tt'=>1, 'u'=>1, 'var'=>1);
		$eN = array('a'=>1, 'big'=>1, 'button'=>1, 'fieldset'=>1, 'font'=>1, 'form'=>1, 'iframe'=>1, 'img'=>1, 'input'=>1, 'label'=>1, 'object'=>1, 'ruby'=>1, 'script'=>1, 'select'=>1, 'small'=>1, 'sub'=>1, 'sup'=>1, 'textarea'=>1); // Exclude from specific ele; $cN values
		$eO = array('area'=>1, 'caption'=>1, 'col'=>1, 'colgroup'=>1, 'dd'=>1, 'dt'=>1, 'legend'=>1, 'li'=>1, 'optgroup'=>1, 'option'=>1, 'param'=>1, 'rb'=>1, 'rbc'=>1, 'rp'=>1, 'rt'=>1, 'rtc'=>1, 'script'=>1, 'tbody'=>1, 'td'=>1, 'tfoot'=>1, 'thead'=>1, 'th'=>1, 'tr'=>1); // Missing in $eB & $eI
		$eF = $eB + $eI;

		// $in sets allowed child
		$in = ((isset($eF[$in]) && $in != '#pcdata') or isset($eO[$in])) ? $in : 'div';
		if(isset($cE[$in])){
			return (!$do ? '' : str_replace(array('<', '>'), array('&lt;', '&gt;'), $t));
		}
		if(isset($cS[$in])){
			$inOk = $cS[$in];
		}
		elseif(isset($cI[$in])){
			$inOk = $eI; $cI['del'] = 1; $cI['ins'] = 1;
		}
		elseif(isset($cF[$in])){
			$inOk = $eF; unset($cI['del'], $cI['ins']);
		}
		elseif(isset($cB[$in])){
			$inOk = $eB; unset($cI['del'], $cI['ins']);
		}
		if(isset($cO[$in])){
			$inOk = $inOk + $cO[$in];
		}
		if(isset($cN[$in])){
			$inOk = array_diff_assoc($inOk, $cN[$in]);
		}

		$t = explode('<', $t);
		$ok = $q = array(); // $q seq list of open non-empty ele
		ob_start();

		for($i=-1, $ci=count($t); ++$i<$ci;){
			// allowed $ok in parent $p
			if($ql = count($q)){
				$p = array_pop($q);
				$q[] = $p;
				if(isset($cS[$p])){
					$ok = $cS[$p];
				}
				elseif(isset($cI[$p])){
					$ok = $eI; $cI['del'] = 1; $cI['ins'] = 1;
				}
				elseif(isset($cF[$p])){
					$ok = $eF; unset($cI['del'], $cI['ins']);
				}
				elseif(isset($cB[$p])){
					$ok = $eB; unset($cI['del'], $cI['ins']);
				}
				if(isset($cO[$p])){
					$ok = $ok + $cO[$p];
				}
				if(isset($cN[$p])){
					$ok = array_diff_assoc($ok, $cN[$p]);
				}
			}else{$ok = $inOk; unset($cI['del'], $cI['ins']);
			}
			// bad tags, & ele content
			if(isset($e) && ($do == 1 or (isset($ok['#pcdata']) && ($do == 3 or $do == 5)))){
				echo '&lt;', $s, $e, $a, '&gt;';
			}
			if(isset($x[0])){
				if($do < 3 or isset($ok['#pcdata'])){
					echo $x;
				}
				elseif(strpos($x, "\x02\x04")){
					foreach(preg_split('`(\x01\x02[^\x01\x02]+\x02\x01)`', $x, -1, PREG_SPLIT_DELIM_CAPTURE | PREG_SPLIT_NO_EMPTY) as $v){
						echo (substr($v, 0, 2) == "\x01\x02" ? $v : ($do > 4 ? preg_replace('`\S`', '', $v) : ''));
					}
				}elseif($do > 4){
					echo preg_replace('`\S`', '', $x);
				}
			}
			// get markup
			if(!preg_match('`^(/?)([a-zA-Z1-6]+)([^>]*)>(.*)`sm', $t[$i], $r)){
				$x = $t[$i]; continue;
			}
			$s = null; $e = null; $a = null; $x = null; list($all, $s, $e, $a, $x) = $r;
			// close tag
			if($s){
				if(isset($cE[$e]) or !in_array($e, $q)){
					continue;
				} // Empty/unopen
				if($p == $e){
					array_pop($q); echo '</', $e, '>'; unset($e); continue;
				} // Last open
				$add = ''; // Nesting - close open tags that need to be
				for($j=-1, $cj=count($q); ++$j<$cj;){
					if(($d = array_pop($q)) == $e){
						break;
					}
					else{$add .= "</{$d}>";
					}
				}
				echo $add, '</', $e, '>'; unset($e); continue;
			}
			// open tag
			// $cB ele needs $eB ele as child
			if(isset($cB[$e]) && strlen(trim($x))){
				$t[$i] = "{$e}{$a}>";
				array_splice($t, $i+1, 0, 'div>'. $x); unset($e, $x); ++$ci; --$i; continue;
			}
			if((($ql && isset($cB[$p])) or (isset($cB[$in]) && !$ql)) && !isset($eB[$e]) && !isset($ok[$e])){
				array_splice($t, $i, 0, 'div>'); unset($e, $x); ++$ci; --$i; continue;
			}
			// if no open ele, $in = parent; mostly immediate parent-child relation should hold
			if(!$ql or !isset($eN[$e]) or !array_intersect($q, $cN2)){
				if(!isset($ok[$e])){
					if($ql && isset($cT[$p])){
						echo '</', array_pop($q), '>'; unset($e, $x); --$i;
					}
					continue;
				}
				if(!isset($cE[$e])){
					$q[] = $e;
				}
				echo '<', $e, $a, '>'; unset($e); continue;
			}
			// specific parent-child
			if(isset($cS[$p][$e])){
				if(!isset($cE[$e])){
					$q[] = $e;
				}
				echo '<', $e, $a, '>'; unset($e); continue;
			}
			// nesting
			$add = '';
			$q2 = array();
			for($k=-1, $kc=count($q); ++$k<$kc;){
				$d = $q[$k];
				$ok2 = array();
				if(isset($cS[$d])){
					$q2[] = $d; continue;
				}
				$ok2 = isset($cI[$d]) ? $eI : $eF;
				if(isset($cO[$d])){
					$ok2 = $ok2 + $cO[$d];
				}
				if(isset($cN[$d])){
					$ok2 = array_diff_assoc($ok2, $cN[$d]);
				}
				if(!isset($ok2[$e])){
					if(!$k && !isset($inOk[$e])){
						continue 2;
					}
					$add = "</{$d}>";
					for(;++$k<$kc;){
						$add = "</{$q[$k]}>{$add}";
					}
					break;
				}
				else{$q2[] = $d;
				}
			}
			$q = $q2;
			if(!isset($cE[$e])){
				$q[] = $e;
			}
			echo $add, '<', $e, $a, '>'; unset($e); continue;
		}

		// end
		if($ql = count($q)){
			$p = array_pop($q);
			$q[] = $p;
			if(isset($cS[$p])){
				$ok = $cS[$p];
			}
			elseif(isset($cI[$p])){
				$ok = $eI; $cI['del'] = 1; $cI['ins'] = 1;
			}
			elseif(isset($cF[$p])){
				$ok = $eF; unset($cI['del'], $cI['ins']);
			}
			elseif(isset($cB[$p])){
				$ok = $eB; unset($cI['del'], $cI['ins']);
			}
			if(isset($cO[$p])){
				$ok = $ok + $cO[$p];
			}
			if(isset($cN[$p])){
				$ok = array_diff_assoc($ok, $cN[$p]);
			}
		}else{$ok = $inOk; unset($cI['del'], $cI['ins']);
		}
		if(isset($e) && ($do == 1 or (isset($ok['#pcdata']) && ($do == 3 or $do == 5)))){
			echo '&lt;', $s, $e, $a, '&gt;';
		}
		if(isset($x[0])){
			if(strlen(trim($x)) && (($ql && isset($cB[$p])) or (isset($cB[$in]) && !$ql))){
				echo '<div>', $x, '</div>';
			}
			elseif($do < 3 or isset($ok['#pcdata'])){
				echo $x;
			}
			elseif(strpos($x, "\x02\x04")){
				foreach(preg_split('`(\x01\x02[^\x01\x02]+\x02\x01)`', $x, -1, PREG_SPLIT_DELIM_CAPTURE | PREG_SPLIT_NO_EMPTY) as $v){
					echo (substr($v, 0, 2) == "\x01\x02" ? $v : ($do > 4 ? preg_replace('`\S`', '', $v) : ''));
				}
			}elseif($do > 4){
				echo preg_replace('`\S`', '', $x);
			}
		}
		while(!empty($q) && ($e = array_pop($q))){
			echo '</', $e, '>';
		}
		$o = ob_get_contents();
		ob_end_clean();
		return $o;
		// eof
	}

	public static function hl_cmtcd($t){
		// comment/CDATA sec handler
		$t = $t[0];
		$C = vmFilter::$C;
		if(!($v = $C[$n = $t[3] == '-' ? 'comment' : 'cdata'])){
			return $t;
		}
		if($v == 1){
			return '';
		}
		if($n == 'comment'){
			if(substr(($t = preg_replace('`--+`', '-', substr($t, 4, -3))), -1) != ' '){
				$t .= ' ';
			}
		}
		else{$t = substr($t, 1, -1);
		}
		$t = $v == 2 ? str_replace(array('&', '<', '>'), array('&amp;', '&lt;', '&gt;'), $t) : $t;
		return str_replace(array('&', '<', '>'), array("\x03", "\x04", "\x05"), ($n == 'comment' ? "\x01\x02\x04!--$t--\x05\x02\x01" : "\x01\x01\x04$t\x05\x01\x01"));
		// eof
	}

	public static function hl_ent($t){
		// entitity handler
		$C = vmFilter::$C;
		$t = $t[1];
		static $U = array('quot'=>1,'amp'=>1,'lt'=>1,'gt'=>1);
		static $N = array('fnof'=>'402', 'Alpha'=>'913', 'Beta'=>'914', 'Gamma'=>'915', 'Delta'=>'916', 'Epsilon'=>'917', 'Zeta'=>'918', 'Eta'=>'919', 'Theta'=>'920', 'Iota'=>'921', 'Kappa'=>'922', 'Lambda'=>'923', 'Mu'=>'924', 'Nu'=>'925', 'Xi'=>'926', 'Omicron'=>'927', 'Pi'=>'928', 'Rho'=>'929', 'Sigma'=>'931', 'Tau'=>'932', 'Upsilon'=>'933', 'Phi'=>'934', 'Chi'=>'935', 'Psi'=>'936', 'Omega'=>'937', 'alpha'=>'945', 'beta'=>'946', 'gamma'=>'947', 'delta'=>'948', 'epsilon'=>'949', 'zeta'=>'950', 'eta'=>'951', 'theta'=>'952', 'iota'=>'953', 'kappa'=>'954', 'lambda'=>'955', 'mu'=>'956', 'nu'=>'957', 'xi'=>'958', 'omicron'=>'959', 'pi'=>'960', 'rho'=>'961', 'sigmaf'=>'962', 'sigma'=>'963', 'tau'=>'964', 'upsilon'=>'965', 'phi'=>'966', 'chi'=>'967', 'psi'=>'968', 'omega'=>'969', 'thetasym'=>'977', 'upsih'=>'978', 'piv'=>'982', 'bull'=>'8226', 'hellip'=>'8230', 'prime'=>'8242', 'Prime'=>'8243', 'oline'=>'8254', 'frasl'=>'8260', 'weierp'=>'8472', 'image'=>'8465', 'real'=>'8476', 'trade'=>'8482', 'alefsym'=>'8501', 'larr'=>'8592', 'uarr'=>'8593', 'rarr'=>'8594', 'darr'=>'8595', 'harr'=>'8596', 'crarr'=>'8629', 'lArr'=>'8656', 'uArr'=>'8657', 'rArr'=>'8658', 'dArr'=>'8659', 'hArr'=>'8660', 'forall'=>'8704', 'part'=>'8706', 'exist'=>'8707', 'empty'=>'8709', 'nabla'=>'8711', 'isin'=>'8712', 'notin'=>'8713', 'ni'=>'8715', 'prod'=>'8719', 'sum'=>'8721', 'minus'=>'8722', 'lowast'=>'8727', 'radic'=>'8730', 'prop'=>'8733', 'infin'=>'8734', 'ang'=>'8736', 'and'=>'8743', 'or'=>'8744', 'cap'=>'8745', 'cup'=>'8746', 'int'=>'8747', 'there4'=>'8756', 'sim'=>'8764', 'cong'=>'8773', 'asymp'=>'8776', 'ne'=>'8800', 'equiv'=>'8801', 'le'=>'8804', 'ge'=>'8805', 'sub'=>'8834', 'sup'=>'8835', 'nsub'=>'8836', 'sube'=>'8838', 'supe'=>'8839', 'oplus'=>'8853', 'otimes'=>'8855', 'perp'=>'8869', 'sdot'=>'8901', 'lceil'=>'8968', 'rceil'=>'8969', 'lfloor'=>'8970', 'rfloor'=>'8971', 'lang'=>'9001', 'rang'=>'9002', 'loz'=>'9674', 'spades'=>'9824', 'clubs'=>'9827', 'hearts'=>'9829', 'diams'=>'9830', 'apos'=>'39',  'OElig'=>'338', 'oelig'=>'339', 'Scaron'=>'352', 'scaron'=>'353', 'Yuml'=>'376', 'circ'=>'710', 'tilde'=>'732', 'ensp'=>'8194', 'emsp'=>'8195', 'thinsp'=>'8201', 'zwnj'=>'8204', 'zwj'=>'8205', 'lrm'=>'8206', 'rlm'=>'8207', 'ndash'=>'8211', 'mdash'=>'8212', 'lsquo'=>'8216', 'rsquo'=>'8217', 'sbquo'=>'8218', 'ldquo'=>'8220', 'rdquo'=>'8221', 'bdquo'=>'8222', 'dagger'=>'8224', 'Dagger'=>'8225', 'permil'=>'8240', 'lsaquo'=>'8249', 'rsaquo'=>'8250', 'euro'=>'8364', 'nbsp'=>'160', 'iexcl'=>'161', 'cent'=>'162', 'pound'=>'163', 'curren'=>'164', 'yen'=>'165', 'brvbar'=>'166', 'sect'=>'167', 'uml'=>'168', 'copy'=>'169', 'ordf'=>'170', 'laquo'=>'171', 'not'=>'172', 'shy'=>'173', 'reg'=>'174', 'macr'=>'175', 'deg'=>'176', 'plusmn'=>'177', 'sup2'=>'178', 'sup3'=>'179', 'acute'=>'180', 'micro'=>'181', 'para'=>'182', 'middot'=>'183', 'cedil'=>'184', 'sup1'=>'185', 'ordm'=>'186', 'raquo'=>'187', 'frac14'=>'188', 'frac12'=>'189', 'frac34'=>'190', 'iquest'=>'191', 'Agrave'=>'192', 'Aacute'=>'193', 'Acirc'=>'194', 'Atilde'=>'195', 'Auml'=>'196', 'Aring'=>'197', 'AElig'=>'198', 'Ccedil'=>'199', 'Egrave'=>'200', 'Eacute'=>'201', 'Ecirc'=>'202', 'Euml'=>'203', 'Igrave'=>'204', 'Iacute'=>'205', 'Icirc'=>'206', 'Iuml'=>'207', 'ETH'=>'208', 'Ntilde'=>'209', 'Ograve'=>'210', 'Oacute'=>'211', 'Ocirc'=>'212', 'Otilde'=>'213', 'Ouml'=>'214', 'times'=>'215', 'Oslash'=>'216', 'Ugrave'=>'217', 'Uacute'=>'218', 'Ucirc'=>'219', 'Uuml'=>'220', 'Yacute'=>'221', 'THORN'=>'222', 'szlig'=>'223', 'agrave'=>'224', 'aacute'=>'225', 'acirc'=>'226', 'atilde'=>'227', 'auml'=>'228', 'aring'=>'229', 'aelig'=>'230', 'ccedil'=>'231', 'egrave'=>'232', 'eacute'=>'233', 'ecirc'=>'234', 'euml'=>'235', 'igrave'=>'236', 'iacute'=>'237', 'icirc'=>'238', 'iuml'=>'239', 'eth'=>'240', 'ntilde'=>'241', 'ograve'=>'242', 'oacute'=>'243', 'ocirc'=>'244', 'otilde'=>'245', 'ouml'=>'246', 'divide'=>'247', 'oslash'=>'248', 'ugrave'=>'249', 'uacute'=>'250', 'ucirc'=>'251', 'uuml'=>'252', 'yacute'=>'253', 'thorn'=>'254', 'yuml'=>'255');
		if($t[0] != '#'){
			return ($C['and_mark'] ? "\x06" : '&'). (isset($U[$t]) ? $t : (isset($N[$t]) ? (!$C['named_entity'] ? '#'. ($C['hexdec_entity'] > 1 ? 'x'. dechex($N[$t]) : $N[$t]) : $t) : 'amp;'. $t)). ';';
		}
		if(($n = ctype_digit($t = substr($t, 1)) ? intval($t) : hexdec(substr($t, 1))) < 9 or ($n > 13 && $n < 32) or $n == 11 or $n == 12 or ($n > 126 && $n < 160 && $n != 133) or ($n > 55295 && ($n < 57344 or ($n > 64975 && $n < 64992) or $n == 65534 or $n == 65535 or $n > 1114111))){
			return ($C['and_mark'] ? "\x06" : '&'). "amp;#{$t};";
		}
		return ($C['and_mark'] ? "\x06" : '&'). '#'. (((ctype_digit($t) && $C['hexdec_entity'] < 2) or !$C['hexdec_entity']) ? $n : 'x'. dechex($n)). ';';
		// eof
	}

	public static function hl_prot($p, $c=null){
		// check URL scheme
		$C = vmFilter::$C;
		$b = $a = '';
		if($c == null){
			$c = 'style'; $b = $p[1]; $a = $p[3]; $p = trim($p[2]);
		}
		$c = isset($C['schemes'][$c]) ? $C['schemes'][$c] : $C['schemes']['*'];
		static $d = 'denied:';
		if(isset($c['!']) && substr($p, 0, 7) != $d){
			$p = "$d$p";
		}
		if(isset($c['*']) or !strcspn($p, '#?;') or (substr($p, 0, 7) == $d)){
			return "{$b}{$p}{$a}";
		} // All ok, frag, query, param
		if(preg_match('`^([a-z\d\-+.&#; ]+?)(:|&#(58|x3a);|%3a|\\\\0{0,4}3a).`i', $p, $m) && !isset($c[strtolower($m[1])])){
			// Denied prot
			return "{$b}{$d}{$p}{$a}";
		}
		if($C['abs_url']){
			if($C['abs_url'] == -1 && strpos($p, $C['base_url']) === 0){
				// Make url rel
				$p = substr($p, strlen($C['base_url']));
			}elseif(empty($m[1])){
				// Make URL abs
				if(substr($p, 0, 2) == '//'){
					$p = substr($C['base_url'], 0, strpos($C['base_url'], ':')+1). $p;
				}
				elseif($p[0] == '/'){
					$p = preg_replace('`(^.+?://[^/]+)(.*)`', '$1', $C['base_url']). $p;
				}
				elseif(strcspn($p, './')){
					$p = $C['base_url']. $p;
				}
				else{
					preg_match('`^([a-zA-Z\d\-+.]+://[^/]+)(.*)`', $C['base_url'], $m);
					$p = preg_replace('`(?<=/)\./`', '', $m[2]. $p);
					while(preg_match('`(?<=/)([^/]{3,}|[^/.]+?|\.[^/.]|[^/.]\.)/\.\./`', $p)){
						$p = preg_replace('`(?<=/)([^/]{3,}|[^/.]+?|\.[^/.]|[^/.]\.)/\.\./`', '', $p);
					}
					$p = $m[1]. $p;
				}
			}
		}
		return "{$b}{$p}{$a}";
		// eof
	}

	public static function hl_regex($p){
		// ?regex
		if(empty($p)){
			return 0;
		}
		if($t = ini_get('track_errors')){
			$o = isset($php_errormsg) ? $php_errormsg : null;
		}
		else{ini_set('track_errors', 1);
		}
		unset($php_errormsg);
		if(($d = ini_get('display_errors'))){
			ini_set('display_errors', 0);
		}
		preg_match($p, '');
		if($d){
			ini_set('display_errors', 1);
		}
		$r = isset($php_errormsg) ? 0 : 1;
		if($t){
			$php_errormsg = isset($o) ? $o : null;
		}
		else{ini_set('track_errors', 0);
		}
		return $r;
		// eof
	}

	public static function hl_spec($t){
		// final $spec
		$s = array();
		$t = str_replace(array("\t", "\r", "\n", ' '), '', preg_replace('/"(?>(`.|[^"])*)"/sme', 'substr(str_replace(array(";", "|", "~", " ", ",", "/", "(", ")", \'`"\'), array("\x01", "\x02", "\x03", "\x04", "\x05", "\x06", "\x07", "\x08", "\""), "$0"), 1, -1)', trim($t)));
		for($i = count(($t = explode(';', $t))); --$i>=0;){
			$w = $t[$i];
			if(empty($w) or ($e = strpos($w, '=')) === false or !strlen(($a =  substr($w, $e+1)))){
				continue;
			}
			$y = $n = array();
			foreach(explode(',', $a) as $v){
				if(!preg_match('`^([a-z:\-\*]+)(?:\((.*?)\))?`i', $v, $m)){
					continue;
				}
				if(($x = strtolower($m[1])) == '-*'){
					$n['*'] = 1; continue;
				}
				if($x[0] == '-'){
					$n[substr($x, 1)] = 1; continue;
				}
				if(!isset($m[2])){
					$y[$x] = 1; continue;
				}
				foreach(explode('/', $m[2]) as $m){
					if(empty($m) or ($p = strpos($m, '=')) == 0 or $p < 5){
						$y[$x] = 1; continue;
					}
					$y[$x][strtolower(substr($m, 0, $p))] = str_replace(array("\x01", "\x02", "\x03", "\x04", "\x05", "\x06", "\x07", "\x08"), array(";", "|", "~", " ", ",", "/", "(", ")"), substr($m, $p+1));
				}
				if(isset($y[$x]['match']) && !vmFilter::hl_regex($y[$x]['match'])){
					unset($y[$x]['match']);
				}
				if(isset($y[$x]['nomatch']) && !vmFilter::hl_regex($y[$x]['nomatch'])){
					unset($y[$x]['nomatch']);
				}
			}
			if(!count($y) && !count($n)){
				continue;
			}
			foreach(explode(',', substr($w, 0, $e)) as $v){
				if(!strlen(($v = strtolower($v)))){
					continue;
				}
				if(count($y)){
					$s[$v] = $y;
				}
				if(count($n)){
					$s[$v]['n'] = $n;
				}
			}
		}
		return $s;
		// eof
	}

	public static function hl_tag($t){
		// tag/attribute handler
		$C = vmFilter::$C;
		$t = $t[0];
		// invalid < >
		if($t == '< '){
			return '&lt; ';
		}
		if($t == '>'){
			return '&gt;';
		}
		if(!preg_match('`^<(/?)([a-zA-Z][a-zA-Z1-6]*)([^>]*?)\s?>$`m', $t, $m)){
			return str_replace(array('<', '>'), array('&lt;', '&gt;'), $t);
		}elseif(!isset($C['elements'][($e = strtolower($m[2]))])){
			return (($C['keep_bad']%2) ? str_replace(array('<', '>'), array('&lt;', '&gt;'), $t) : '');
		}
		// attr string
		$a = str_replace(array("\n", "\r", "\t"), ' ', trim($m[3]));
		// tag transform
		static $eD = array('applet'=>1, 'center'=>1, 'dir'=>1, 'embed'=>1, 'font'=>1, 'isindex'=>1, 'menu'=>1, 's'=>1, 'strike'=>1, 'u'=>1); // Deprecated
		if($C['make_tag_strict'] && isset($eD[$e])){
			$trt = vmFilter::hl_tag2($e, $a, $C['make_tag_strict']);
			if(!$e){
				return (($C['keep_bad']%2) ? str_replace(array('<', '>'), array('&lt;', '&gt;'), $t) : '');
			}
		}
		// close tag
		static $eE = array('area'=>1, 'br'=>1, 'col'=>1, 'embed'=>1, 'hr'=>1, 'img'=>1, 'input'=>1, 'isindex'=>1, 'param'=>1); // Empty ele
		if(!empty($m[1])){
			return (!isset($eE[$e]) ? "</$e>" : (($C['keep_bad'])%2 ? str_replace(array('<', '>'), array('&lt;', '&gt;'), $t) : ''));
		}

		// open tag & attr
		static $aN = array('abbr'=>array('td'=>1, 'th'=>1), 'accept-charset'=>array('form'=>1), 'accept'=>array('form'=>1, 'input'=>1), 'accesskey'=>array('a'=>1, 'area'=>1, 'button'=>1, 'input'=>1, 'label'=>1, 'legend'=>1, 'textarea'=>1), 'action'=>array('form'=>1), 'align'=>array('caption'=>1, 'embed'=>1, 'applet'=>1, 'iframe'=>1, 'img'=>1, 'input'=>1, 'object'=>1, 'legend'=>1, 'table'=>1, 'hr'=>1, 'div'=>1, 'h1'=>1, 'h2'=>1, 'h3'=>1, 'h4'=>1, 'h5'=>1, 'h6'=>1, 'p'=>1, 'col'=>1, 'colgroup'=>1, 'tbody'=>1, 'td'=>1, 'tfoot'=>1, 'th'=>1, 'thead'=>1, 'tr'=>1), 'alt'=>array('applet'=>1, 'area'=>1, 'img'=>1, 'input'=>1), 'archive'=>array('applet'=>1, 'object'=>1), 'axis'=>array('td'=>1, 'th'=>1), 'bgcolor'=>array('embed'=>1, 'table'=>1, 'tr'=>1, 'td'=>1, 'th'=>1), 'border'=>array('table'=>1, 'img'=>1, 'object'=>1), 'bordercolor'=>array('table'=>1, 'td'=>1, 'tr'=>1), 'cellpadding'=>array('table'=>1), 'cellspacing'=>array('table'=>1), 'char'=>array('col'=>1, 'colgroup'=>1, 'tbody'=>1, 'td'=>1, 'tfoot'=>1, 'th'=>1, 'thead'=>1, 'tr'=>1), 'charoff'=>array('col'=>1, 'colgroup'=>1, 'tbody'=>1, 'td'=>1, 'tfoot'=>1, 'th'=>1, 'thead'=>1, 'tr'=>1), 'charset'=>array('a'=>1, 'script'=>1), 'checked'=>array('input'=>1), 'cite'=>array('blockquote'=>1, 'q'=>1, 'del'=>1, 'ins'=>1), 'classid'=>array('object'=>1), 'clear'=>array('br'=>1), 'code'=>array('applet'=>1), 'codebase'=>array('object'=>1, 'applet'=>1), 'codetype'=>array('object'=>1), 'color'=>array('font'=>1), 'cols'=>array('textarea'=>1), 'colspan'=>array('td'=>1, 'th'=>1), 'compact'=>array('dir'=>1, 'dl'=>1, 'menu'=>1, 'ol'=>1, 'ul'=>1), 'coords'=>array('area'=>1, 'a'=>1), 'data'=>array('object'=>1), 'datetime'=>array('del'=>1, 'ins'=>1), 'declare'=>array('object'=>1), 'defer'=>array('script'=>1), 'dir'=>array('bdo'=>1), 'disabled'=>array('button'=>1, 'input'=>1, 'optgroup'=>1, 'option'=>1, 'select'=>1, 'textarea'=>1), 'enctype'=>array('form'=>1), 'face'=>array('font'=>1), 'for'=>array('label'=>1), 'frame'=>array('table'=>1), 'frameborder'=>array('iframe'=>1), 'headers'=>array('td'=>1, 'th'=>1), 'height'=>array('embed'=>1, 'iframe'=>1, 'td'=>1, 'th'=>1, 'img'=>1, 'object'=>1, 'applet'=>1), 'href'=>array('a'=>1, 'area'=>1), 'hreflang'=>array('a'=>1), 'hspace'=>array('applet'=>1, 'img'=>1, 'object'=>1), 'ismap'=>array('img'=>1, 'input'=>1), 'label'=>array('option'=>1, 'optgroup'=>1), 'language'=>array('script'=>1), 'longdesc'=>array('img'=>1, 'iframe'=>1), 'marginheight'=>array('iframe'=>1), 'marginwidth'=>array('iframe'=>1), 'maxlength'=>array('input'=>1), 'method'=>array('form'=>1), 'model'=>array('embed'=>1), 'multiple'=>array('select'=>1), 'name'=>array('button'=>1, 'embed'=>1, 'textarea'=>1, 'applet'=>1, 'select'=>1, 'form'=>1, 'iframe'=>1, 'img'=>1, 'a'=>1, 'input'=>1, 'object'=>1, 'map'=>1, 'param'=>1), 'nohref'=>array('area'=>1), 'noshade'=>array('hr'=>1), 'nowrap'=>array('td'=>1, 'th'=>1), 'object'=>array('applet'=>1), 'onblur'=>array('a'=>1, 'area'=>1, 'button'=>1, 'input'=>1, 'label'=>1, 'select'=>1, 'textarea'=>1), 'onchange'=>array('input'=>1, 'select'=>1, 'textarea'=>1), 'onfocus'=>array('a'=>1, 'area'=>1, 'button'=>1, 'input'=>1, 'label'=>1, 'select'=>1, 'textarea'=>1), 'onreset'=>array('form'=>1), 'onselect'=>array('input'=>1, 'textarea'=>1), 'onsubmit'=>array('form'=>1), 'pluginspage'=>array('embed'=>1), 'pluginurl'=>array('embed'=>1), 'prompt'=>array('isindex'=>1), 'readonly'=>array('textarea'=>1, 'input'=>1), 'rel'=>array('a'=>1), 'rev'=>array('a'=>1), 'rows'=>array('textarea'=>1), 'rowspan'=>array('td'=>1, 'th'=>1), 'rules'=>array('table'=>1), 'scope'=>array('td'=>1, 'th'=>1), 'scrolling'=>array('iframe'=>1), 'selected'=>array('option'=>1), 'shape'=>array('area'=>1, 'a'=>1), 'size'=>array('hr'=>1, 'font'=>1, 'input'=>1, 'select'=>1), 'span'=>array('col'=>1, 'colgroup'=>1), 'src'=>array('embed'=>1, 'script'=>1, 'input'=>1, 'iframe'=>1, 'img'=>1), 'standby'=>array('object'=>1), 'start'=>array('ol'=>1), 'summary'=>array('table'=>1), 'tabindex'=>array('a'=>1, 'area'=>1, 'button'=>1, 'input'=>1, 'object'=>1, 'select'=>1, 'textarea'=>1), 'target'=>array('a'=>1, 'area'=>1, 'form'=>1), 'type'=>array('a'=>1, 'embed'=>1, 'object'=>1, 'param'=>1, 'script'=>1, 'input'=>1, 'li'=>1, 'ol'=>1, 'ul'=>1, 'button'=>1), 'usemap'=>array('img'=>1, 'input'=>1, 'object'=>1), 'valign'=>array('col'=>1, 'colgroup'=>1, 'tbody'=>1, 'td'=>1, 'tfoot'=>1, 'th'=>1, 'thead'=>1, 'tr'=>1), 'value'=>array('input'=>1, 'option'=>1, 'param'=>1, 'button'=>1, 'li'=>1), 'valuetype'=>array('param'=>1), 'vspace'=>array('applet'=>1, 'img'=>1, 'object'=>1), 'width'=>array('embed'=>1, 'hr'=>1, 'iframe'=>1, 'img'=>1, 'object'=>1, 'table'=>1, 'td'=>1, 'th'=>1, 'applet'=>1, 'col'=>1, 'colgroup'=>1, 'pre'=>1), 'wmode'=>array('embed'=>1), 'xml:space'=>array('pre'=>1, 'script'=>1, 'style'=>1)); // Ele-specific
		static $aNE = array('checked'=>1, 'compact'=>1, 'declare'=>1, 'defer'=>1, 'disabled'=>1, 'ismap'=>1, 'multiple'=>1, 'nohref'=>1, 'noresize'=>1, 'noshade'=>1, 'nowrap'=>1, 'readonly'=>1, 'selected'=>1); // Empty
		static $aNP = array('action'=>1, 'cite'=>1, 'classid'=>1, 'codebase'=>1, 'data'=>1, 'href'=>1, 'longdesc'=>1, 'model'=>1, 'pluginspage'=>1, 'pluginurl'=>1, 'usemap'=>1); // Need scheme check; excludes style, on* & src
		static $aNU = array('class'=>array('param'=>1, 'script'=>1), 'dir'=>array('applet'=>1, 'bdo'=>1, 'br'=>1, 'iframe'=>1, 'param'=>1, 'script'=>1), 'id'=>array('script'=>1), 'lang'=>array('applet'=>1, 'br'=>1, 'iframe'=>1, 'param'=>1, 'script'=>1), 'xml:lang'=>array('applet'=>1, 'br'=>1, 'iframe'=>1, 'param'=>1, 'script'=>1), 'onclick'=>array('applet'=>1, 'bdo'=>1, 'br'=>1, 'font'=>1, 'iframe'=>1, 'isindex'=>1, 'param'=>1, 'script'=>1), 'ondblclick'=>array('applet'=>1, 'bdo'=>1, 'br'=>1, 'font'=>1, 'iframe'=>1, 'isindex'=>1, 'param'=>1, 'script'=>1), 'onkeydown'=>array('applet'=>1, 'bdo'=>1, 'br'=>1, 'font'=>1, 'iframe'=>1, 'isindex'=>1, 'param'=>1, 'script'=>1), 'onkeypress'=>array('applet'=>1, 'bdo'=>1, 'br'=>1, 'font'=>1, 'iframe'=>1, 'isindex'=>1, 'param'=>1, 'script'=>1), 'onkeyup'=>array('applet'=>1, 'bdo'=>1, 'br'=>1, 'font'=>1, 'iframe'=>1, 'isindex'=>1, 'param'=>1, 'script'=>1), 'onmousedown'=>array('applet'=>1, 'bdo'=>1, 'br'=>1, 'font'=>1, 'iframe'=>1, 'isindex'=>1, 'param'=>1, 'script'=>1), 'onmousemove'=>array('applet'=>1, 'bdo'=>1, 'br'=>1, 'font'=>1, 'iframe'=>1, 'isindex'=>1, 'param'=>1, 'script'=>1), 'onmouseout'=>array('applet'=>1, 'bdo'=>1, 'br'=>1, 'font'=>1, 'iframe'=>1, 'isindex'=>1, 'param'=>1, 'script'=>1), 'onmouseover'=>array('applet'=>1, 'bdo'=>1, 'br'=>1, 'font'=>1, 'iframe'=>1, 'isindex'=>1, 'param'=>1, 'script'=>1), 'onmouseup'=>array('applet'=>1, 'bdo'=>1, 'br'=>1, 'font'=>1, 'iframe'=>1, 'isindex'=>1, 'param'=>1, 'script'=>1), 'style'=>array('param'=>1, 'script'=>1), 'title'=>array('param'=>1, 'script'=>1)); // Univ & exceptions

		if($C['lc_std_val']){
			// predef attr vals for $eAL & $aNE ele
			static $aNL = array('all'=>1, 'baseline'=>1, 'bottom'=>1, 'button'=>1, 'center'=>1, 'char'=>1, 'checkbox'=>1, 'circle'=>1, 'col'=>1, 'colgroup'=>1, 'cols'=>1, 'data'=>1, 'default'=>1, 'file'=>1, 'get'=>1, 'groups'=>1, 'hidden'=>1, 'image'=>1, 'justify'=>1, 'left'=>1, 'ltr'=>1, 'middle'=>1, 'none'=>1, 'object'=>1, 'password'=>1, 'poly'=>1, 'post'=>1, 'preserve'=>1, 'radio'=>1, 'rect'=>1, 'ref'=>1, 'reset'=>1, 'right'=>1, 'row'=>1, 'rowgroup'=>1, 'rows'=>1, 'rtl'=>1, 'submit'=>1, 'text'=>1, 'top'=>1);
			static $eAL = array('a'=>1, 'area'=>1, 'bdo'=>1, 'button'=>1, 'col'=>1, 'form'=>1, 'img'=>1, 'input'=>1, 'object'=>1, 'optgroup'=>1, 'option'=>1, 'param'=>1, 'script'=>1, 'select'=>1, 'table'=>1, 'td'=>1, 'tfoot'=>1, 'th'=>1, 'thead'=>1, 'tr'=>1, 'xml:space'=>1);
			$lcase = isset($eAL[$e]) ? 1 : 0;
		}

		$depTr = 0;
		if($C['no_deprecated_attr']){
			// dep attr:applicable ele
			static $aND = array('align'=>array('caption'=>1, 'div'=>1, 'h1'=>1, 'h2'=>1, 'h3'=>1, 'h4'=>1, 'h5'=>1, 'h6'=>1, 'hr'=>1, 'img'=>1, 'input'=>1, 'legend'=>1, 'object'=>1, 'p'=>1, 'table'=>1), 'bgcolor'=>array('table'=>1, 'td'=>1, 'th'=>1, 'tr'=>1), 'border'=>array('img'=>1, 'object'=>1), 'bordercolor'=>array('table'=>1, 'td'=>1, 'tr'=>1), 'clear'=>array('br'=>1), 'compact'=>array('dl'=>1, 'ol'=>1, 'ul'=>1), 'height'=>array('td'=>1, 'th'=>1), 'hspace'=>array('img'=>1, 'object'=>1), 'language'=>array('script'=>1), 'name'=>array('a'=>1, 'form'=>1, 'iframe'=>1, 'img'=>1, 'map'=>1), 'noshade'=>array('hr'=>1), 'nowrap'=>array('td'=>1, 'th'=>1), 'size'=>array('hr'=>1), 'start'=>array('ol'=>1), 'type'=>array('li'=>1, 'ol'=>1, 'ul'=>1), 'value'=>array('li'=>1), 'vspace'=>array('img'=>1, 'object'=>1), 'width'=>array('hr'=>1, 'pre'=>1, 'td'=>1, 'th'=>1));
			static $eAD = array('a'=>1, 'br'=>1, 'caption'=>1, 'div'=>1, 'dl'=>1, 'form'=>1, 'h1'=>1, 'h2'=>1, 'h3'=>1, 'h4'=>1, 'h5'=>1, 'h6'=>1, 'hr'=>1, 'iframe'=>1, 'img'=>1, 'input'=>1, 'legend'=>1, 'li'=>1, 'map'=>1, 'object'=>1, 'ol'=>1, 'p'=>1, 'pre'=>1, 'script'=>1, 'table'=>1, 'td'=>1, 'th'=>1, 'tr'=>1, 'ul'=>1);
			$depTr = isset($eAD[$e]) ? 1 : 0;
		}

		// attr name-vals
		if(strpos($a, "\x01") !== false){
			$a = preg_replace('`\x01[^\x01]*\x01`', '', $a);
		} // No comment/CDATA sec
		$mode = 0; $a = trim($a, ' /'); $aA = array();
		while(strlen($a)){
			$w = 0;
			switch($mode){
				case 0: // Name
					if(preg_match('`^[a-zA-Z][\-a-zA-Z:]+`', $a, $m)){
						$nm = strtolower($m[0]);
						$w = $mode = 1; $a = ltrim(substr_replace($a, '', 0, strlen($m[0])));
					}
					break; case 1:
						if($a[0] == '='){
							// =
							$w = 1; $mode = 2; $a = ltrim($a, '= ');
						}else{ // No val
							$w = 1; $mode = 0; $a = ltrim($a);
							$aA[$nm] = '';
						}
						break; case 2: // Val
							if(preg_match('`^"[^"]*"`', $a, $m) or preg_match("`^'[^']*'`", $a, $m) or preg_match("`^\s*[^\s\"']+`", $a, $m)){
								$m = $m[0]; $w = 1; $mode = 0; $a = ltrim(substr_replace($a, '', 0, strlen($m)));
								$aA[$nm] = trim(($m[0] == '"' or $m[0] == '\'') ? substr($m, 1, -1) : $m);
							}
							break;
			}
			if($w == 0){
				// Parse errs, deal with space, " & '
				$a = preg_replace('`^(?:"[^"]*("|$)|\'[^\']*(\'|$)|\S)*\s*`', '', $a);
				$mode = 0;
			}
		}
		if($mode == 1){
			$aA[$nm] = '';
		}

		// clean attrs
		$S = vmFilter::$S;
		$rl = isset($S[$e]) ? $S[$e] : array();
		$a = array(); $nfr = 0;
		foreach($aA as $k=>$v){
			if(((isset($C['deny_attribute']['*']) ? isset($C['deny_attribute'][$k]) : !isset($C['deny_attribute'][$k])) or isset($rl[$k])) && ((!isset($rl['n'][$k]) && !isset($rl['n']['*'])) or isset($rl[$k])) && (isset($aN[$k][$e]) or (isset($aNU[$k]) && !isset($aNU[$k][$e])))){
				if(isset($aNE[$k])){
					$v = $k;
				}
				elseif(!empty($lcase) && (($e != 'button' or $e != 'input') or $k == 'type')){
					// Rather loose but ?not cause issues
					$v = (isset($aNL[($v2 = strtolower($v))])) ? $v2 : $v;
				}
				if($k == 'style' && !$C['style_pass']){
					if(false !== strpos($v, '&#')){
						static $sC = array('&#x20;'=>' ', '&#32;'=>' ', '&#x45;'=>'e', '&#69;'=>'e', '&#x65;'=>'e', '&#101;'=>'e', '&#x58;'=>'x', '&#88;'=>'x', '&#x78;'=>'x', '&#120;'=>'x', '&#x50;'=>'p', '&#80;'=>'p', '&#x70;'=>'p', '&#112;'=>'p', '&#x53;'=>'s', '&#83;'=>'s', '&#x73;'=>'s', '&#115;'=>'s', '&#x49;'=>'i', '&#73;'=>'i', '&#x69;'=>'i', '&#105;'=>'i', '&#x4f;'=>'o', '&#79;'=>'o', '&#x6f;'=>'o', '&#111;'=>'o', '&#x4e;'=>'n', '&#78;'=>'n', '&#x6e;'=>'n', '&#110;'=>'n', '&#x55;'=>'u', '&#85;'=>'u', '&#x75;'=>'u', '&#117;'=>'u', '&#x52;'=>'r', '&#82;'=>'r', '&#x72;'=>'r', '&#114;'=>'r', '&#x4c;'=>'l', '&#76;'=>'l', '&#x6c;'=>'l', '&#108;'=>'l', '&#x28;'=>'(', '&#40;'=>'(', '&#x29;'=>')', '&#41;'=>')', '&#x20;'=>':', '&#32;'=>':', '&#x22;'=>'"', '&#34;'=>'"', '&#x27;'=>"'", '&#39;'=>"'", '&#x2f;'=>'/', '&#47;'=>'/', '&#x2a;'=>'*', '&#42;'=>'*', '&#x5c;'=>'\\', '&#92;'=>'\\');
						$v = strtr($v, $sC);
					}
					$v = preg_replace_callback('`(url(?:\()(?: )*(?:\'|"|&(?:quot|apos);)?)(.+?)((?:\'|"|&(?:quot|apos);)?(?: )*(?:\)))`iS', 'vmFilter::hl_prot', $v);
					$v = !$C['css_expression'] ? preg_replace('`expression`i', ' ', preg_replace('`\\\\\S|(/|(%2f))(\*|(%2a))`i', ' ', $v)) : $v;
				}elseif(isset($aNP[$k]) or strpos($k, 'src') !== false or $k[0] == 'o'){
					$v = str_replace("\xad", ' ', (strpos($v, '&') !== false ? str_replace(array('&#xad;', '&#173;', '&shy;'), ' ', $v) : $v));
					$v = vmFilter::hl_prot($v, $k);
					if($k == 'href'){
						// X-spam
						if($C['anti_mail_spam'] && strpos($v, 'mailto:') === 0){
							$v = str_replace('@', htmlspecialchars($C['anti_mail_spam']), $v);
						}elseif($C['anti_link_spam']){
							$r1 = $C['anti_link_spam'][1];
							if(!empty($r1) && preg_match($r1, $v)){
								continue;
							}
							$r0 = $C['anti_link_spam'][0];
							if(!empty($r0) && preg_match($r0, $v)){
								if(isset($a['rel'])){
									if(!preg_match('`\bnofollow\b`i', $a['rel'])){
										$a['rel'] .= ' nofollow';
									}
								}elseif(isset($aA['rel'])){
									if(!preg_match('`\bnofollow\b`i', $aA['rel'])){
										$nfr = 1;
									}
								}else{$a['rel'] = 'nofollow';
								}
							}
						}
					}
				}
				if(isset($rl[$k]) && is_array($rl[$k]) && ($v = vmFilter::hl_attrval($v, $rl[$k])) === 0){
					continue;
				}
				$a[$k] = str_replace('"', '&quot;', $v);
			}
		}
		if($nfr){
			$a['rel'] = isset($a['rel']) ? $a['rel']. ' nofollow' : 'nofollow';
		}

		// rqd attr
		static $eAR = array('area'=>array('alt'=>'area'), 'bdo'=>array('dir'=>'ltr'), 'form'=>array('action'=>''), 'img'=>array('src'=>'', 'alt'=>'image'), 'map'=>array('name'=>''), 'optgroup'=>array('label'=>''), 'param'=>array('name'=>''), 'script'=>array('type'=>'text/javascript'), 'textarea'=>array('rows'=>'10', 'cols'=>'50'));
		if(isset($eAR[$e])){
			foreach($eAR[$e] as $k=>$v){
				if(!isset($a[$k])){
					$a[$k] = isset($v[0]) ? $v : $k;
				}
			}
		}

		// depr attrs
		if($depTr){
			$c = array();
			foreach($a as $k=>$v){
				if($k == 'style' or !isset($aND[$k][$e])){
					continue;
				}
				if($k == 'align'){
					unset($a['align']);
					if($e == 'img' && ($v == 'left' or $v == 'right')){
						$c[] = 'float: '. $v;
					}
					elseif(($e == 'div' or $e == 'table') && $v == 'center'){
						$c[] = 'margin: auto';
					}
					else{$c[] = 'text-align: '. $v;
					}
				}elseif($k == 'bgcolor'){
					unset($a['bgcolor']);
					$c[] = 'background-color: '. $v;
				}elseif($k == 'border'){
					unset($a['border']); $c[] = "border: {$v}px";
				}elseif($k == 'bordercolor'){
					unset($a['bordercolor']); $c[] = 'border-color: '. $v;
				}elseif($k == 'clear'){
					unset($a['clear']); $c[] = 'clear: '. ($v != 'all' ? $v : 'both');
				}elseif($k == 'compact'){
					unset($a['compact']); $c[] = 'font-size: 85%';
				}elseif($k == 'height' or $k == 'width'){
					unset($a[$k]); $c[] = $k. ': '. ($v[0] != '*' ? $v. (ctype_digit($v) ? 'px' : '') : 'auto');
				}elseif($k == 'hspace'){
					unset($a['hspace']); $c[] = "margin-left: {$v}px; margin-right: {$v}px";
				}elseif($k == 'language' && !isset($a['type'])){
					unset($a['language']);
					$a['type'] = 'text/'. strtolower($v);
				}elseif($k == 'name'){
					if($C['no_deprecated_attr'] == 2 or ($e != 'a' && $e != 'map')){
						unset($a['name']);
					}
					if(!isset($a['id']) && preg_match('`[a-zA-Z][a-zA-Z\d.:_\-]*`', $v)){
						$a['id'] = $v;
					}
				}elseif($k == 'noshade'){
					unset($a['noshade']); $c[] = 'border-style: none; border: 0; background-color: gray; color: gray';
				}elseif($k == 'nowrap'){
					unset($a['nowrap']); $c[] = 'white-space: nowrap';
				}elseif($k == 'size'){
					unset($a['size']); $c[] = 'size: '. $v. 'px';
				}elseif($k == 'start' or $k == 'value'){
					unset($a[$k]);
				}elseif($k == 'type'){
					unset($a['type']);
					static $ol_type = array('i'=>'lower-roman', 'I'=>'upper-roman', 'a'=>'lower-latin', 'A'=>'upper-latin', '1'=>'decimal');
					$c[] = 'list-style-type: '. (isset($ol_type[$v]) ? $ol_type[$v] : 'decimal');
				}elseif($k == 'vspace'){
					unset($a['vspace']); $c[] = "margin-top: {$v}px; margin-bottom: {$v}px";
				}
			}
			if(count($c)){
				$c = implode('; ', $c);
				$a['style'] = isset($a['style']) ? rtrim($a['style'], ' ;'). '; '. $c. ';': $c. ';';
			}
		}
		// unique ID
		if($C['unique_ids'] && isset($a['id'])){
			if(!preg_match('`^[A-Za-z][A-Za-z0-9_\-.:]*$`', ($id = $a['id'])) or (!is_null(vmFilter::$hl_Ids[$id]) && $C['unique_ids'] == 1)){
				unset($a['id']);
			}else{
				while(!is_null(vmFilter::$hl_Ids[$id])){
					$id = $C['unique_ids']. $id;
				}
				vmFilter::$hl_Ids[($a['id'] = $id)] = 1;
			}
		}
		// xml:lang
		if($C['xml:lang'] && isset($a['lang'])){
			$a['xml:lang'] = isset($a['xml:lang']) ? $a['xml:lang'] : $a['lang'];
			if($C['xml:lang'] == 2){
				unset($a['lang']);
			}
		}
		// for transformed tag
		if(!empty($trt)){
			$a['style'] = isset($a['style']) ? rtrim($a['style'], ' ;'). '; '. $trt : $trt;
		}
		// return with empty ele /
		if(empty($C['hook_tag'])){
			$aA = '';
			foreach($a as $k=>$v){
				$aA .= " {$k}=\"{$v}\"";
			}
			return "<{$e}{$aA}". (isset($eE[$e]) ? ' /' : ''). '>';
		}
		else{return $C['hook_tag']($e, $a);
		}
		// eof
	}

	public static function hl_tag2(&$e, &$a, $t=1){
		// transform tag
		if($e == 'center'){
			$e = 'div'; return 'text-align: center;';
		}
		if($e == 'dir' or $e == 'menu'){
			$e = 'ul'; return '';
		}
		if($e == 's' or $e == 'strike'){
			$e = 'span'; return 'text-decoration: line-through;';
		}
		if($e == 'u'){
			$e = 'span'; return 'text-decoration: underline;';
		}
		static $fs = array('0'=>'xx-small', '1'=>'xx-small', '2'=>'small', '3'=>'medium', '4'=>'large', '5'=>'x-large', '6'=>'xx-large', '7'=>'300%', '-1'=>'smaller', '-2'=>'60%', '+1'=>'larger', '+2'=>'150%', '+3'=>'200%', '+4'=>'300%');
		if($e == 'font'){
			$a2 = '';
			if(preg_match('`face\s*=\s*(\'|")([^=]+?)\\1`i', $a, $m) or preg_match('`face\s*=\s*([^"])(\S+)`i', $a, $m)){
				$a2 .= ' font-family: '. str_replace('"', '\'', trim($m[2])). ';';
			}
			if(preg_match('`color\s*=\s*(\'|")?(.+?)(\\1|\s|$)`i', $a, $m)){
				$a2 .= ' color: '. trim($m[2]). ';';
			}
			if(preg_match('`size\s*=\s*(\'|")?(.+?)(\\1|\s|$)`i', $a, $m) && isset($fs[($m = trim($m[2]))])){
				$a2 .= ' font-size: '. $fs[$m]. ';';
			}
			$e = 'span'; return ltrim($a2);
		}
		if($t == 2){
			$e = 0; return 0;
		}
		return '';
		// eof
	}

	public static function hl_tidy($t, $w, $p){
		// Tidy/compact HTM
		if(strpos(' pre,script,textarea', "$p,")){
			return $t;
		}
		$t = str_replace(' </', '</', preg_replace(array('`(<\w[^>]*(?<!/)>)\s+`', '`\s+`', '`(<\w[^>]*(?<!/)>) `'), array(' $1', ' ', '$1'), preg_replace_callback(array('`(<(!\[CDATA\[))(.+?)(\]\]>)`sm', '`(<(!--))(.+?)(-->)`sm', '`(<(pre|script|textarea)[^>]*?>)(.+?)(</\2>)`sm'), create_function('$m', 'return $m[1]. str_replace(array("<", ">", "\n", "\r", "\t", " "), array("\x01", "\x02", "\x03", "\x04", "\x05", "\x07"), $m[3]). $m[4];'), $t)));
		if(($w = strtolower($w)) == -1){
			return str_replace(array("\x01", "\x02", "\x03", "\x04", "\x05", "\x07"), array('<', '>', "\n", "\r", "\t", ' '), $t);
		}
		$s = strpos(" $w", 't') ? "\t" : ' ';
		$s = preg_match('`\d`', $w, $m) ? str_repeat($s, $m[0]) : str_repeat($s, ($s == "\t" ? 1 : 2));
		$n = preg_match('`[ts]([1-9])`', $w, $m) ? $m[1] : 0;
		$a = array('br'=>1);
		$b = array('button'=>1, 'input'=>1, 'option'=>1);
		$c = array('caption'=>1, 'dd'=>1, 'dt'=>1, 'h1'=>1, 'h2'=>1, 'h3'=>1, 'h4'=>1, 'h5'=>1, 'h6'=>1, 'isindex'=>1, 'label'=>1, 'legend'=>1, 'li'=>1, 'object'=>1, 'p'=>1, 'pre'=>1, 'td'=>1, 'textarea'=>1, 'th'=>1);
		$d = array('address'=>1, 'blockquote'=>1, 'center'=>1, 'colgroup'=>1, 'dir'=>1, 'div'=>1, 'dl'=>1, 'fieldset'=>1, 'form'=>1, 'hr'=>1, 'iframe'=>1, 'map'=>1, 'menu'=>1, 'noscript'=>1, 'ol'=>1, 'optgroup'=>1, 'rbc'=>1, 'rtc'=>1, 'ruby'=>1, 'script'=>1, 'select'=>1, 'table'=>1, 'tfoot'=>1, 'thead'=>1, 'tr'=>1, 'ul'=>1);
		ob_start();
		if(isset($d[$p])){
			echo str_repeat($s, ++$n);
		}
		$t = explode('<', $t);
		echo ltrim(array_shift($t));
		for($i=-1, $j=count($t); ++$i<$j;){
			$r = ''; list($e, $r) = explode('>', $t[$i]);
			$x = $e[0] == '/' ? 0 : (substr($e, -1) == '/' ? 1 : ($e[0] != '!' ? 2 : -1));
			$y = !$x ? ltrim($e, '/') : ($x > 0 ? substr($e, 0, strcspn($e, ' ')) : 0);
			$e = "<$e>";
			if(isset($d[$y])){
				if(!$x){
					echo "\n", str_repeat($s, --$n), "$e\n", str_repeat($s, $n);
				}
				else{echo "\n", str_repeat($s, $n), "$e\n", str_repeat($s, ($x != 1 ? ++$n : $n));
				}
				echo ltrim($r); continue;
			}
			$f = "\n". str_repeat($s, $n);
			if(isset($c[$y])){
				if(!$x){
					echo $e, $f, ltrim($r);
				}
				else{echo $f, $e, $r;
				}
			}elseif(isset($b[$y])){
				echo $f, $e, $r;
			}elseif(isset($a[$y])){
				echo $e, $f, ltrim($r);
			}elseif(!$y){
				echo $f, $e, $f, ltrim($r);
			}else{echo $e, $r;
			}
		}
		$t = preg_replace('`[\n]\s*?[\n]+`', "\n", ob_get_contents());
		ob_end_clean();
		if(($l = strpos(" $w", 'r') ? (strpos(" $w", 'n') ? "\r\n" : "\r") : 0)){
			$t = str_replace("\n", $l, $t);
		}
		return str_replace(array("\x01", "\x02", "\x03", "\x04", "\x05", "\x07"), array('<', '>', "\n", "\r", "\t", ' '), $t);
		// eof
	}

	public static function hl_version(){
		// rel
		return '1.1.10';
		// eof
	}

	public static function kses($t, $h, $p=array('http', 'https', 'ftp', 'news', 'nntp', 'telnet', 'gopher', 'mailto')){
		// kses compat
		foreach($h as $k=>$v){
			$h[$k]['n']['*'] = 1;
		}
		$C['cdata'] = $C['comment'] = $C['make_tag_strict'] = $C['no_deprecated_attr'] = $C['unique_ids'] = 0;
		$C['keep_bad'] = 1;
		$C['elements'] = count($h) ? strtolower(implode(',', array_keys($h))) : '-*';
		$C['hook'] = 'vmFilter::kses_hook';
		$C['schemes'] = '*:'. implode(',', $p);
		return vmFilter::$hl($t, $C, $h);
		// eof
	}

	public static function kses_hook($t, &$C, &$S){
		// kses compat
		return $t;
		// eof
	}
	public static function loadconfig($c) {

		switch($c){
			case 'safe':
				//Safest, allowing only safe HTML markup --

				$config = array('safe'=>1);

				break;
			case 'allhtml':
				//Simplest, allowing all valid HTML markup except javascript: --
				$config = array();
				break;
			case 'admin':
				// Allowing all valid HTML markup including javascript: --

				$config = array('schemes'=>'*:*');
				break;
			case 'simple':
				//Allowing only safe HTML and the elements a, br, em, and strong --
				$config = array('safe'=>1, 'elements'=>'br, em, h2, h3, h4, h5, h6, p, span, strong');
				break;
			case 'no_js_flash':
				// Not allowing elements script and object --
				$config = array('safe'=>1,'elements'=>'* -script -object');
				break;
			case 'no_id_style':
				// Not allowing attributes id and style --
				$config = array('safe'=>1,'deny_attribute'=>'id, style');
				break;
			case 'only_link':
				// Permitting only attributes title and href --
				$config = array('safe'=>1,'deny_attribute'=>'* -title -href');
				break;
			case 'remove':
				// Remove bad/disallowed tags altogether instead of converting them to entities --
				$config = array('safe'=>1,'keep_bad'=>0);
				// Allowing attribute title only in a and not allowing attributes id, style, or scriptable on* attributes like onclick --
				// $config = array('deny_attribute'=>'title, id, style, on*');
				// $spec = 'a=title';
				// $out = vmFilter($in, $config, $spec);
			case 'text':
			default:
				//only text and br--

				$config = array('elements'=>'strong', 'safe'=>1);

				break;
		}
		return $config;
	}
static function mail($v){

$v = str_replace('mailto:','', $v);
$v = str_replace(array('\'','"',',','%','*','/','\\','?','^','`','{','}','|','~'),array(''),$v);
return $v;
	//This does not work, I get a blank email
//$regx = "@[a-z0-9!#$%&'*+/=?^_`{|}~-]+(?:\.[a-z0-9!#$%&'*+/=?^_`{|}~-]+)*\@(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?@";
 //return preg_replace($regx ,'', $v);
}

function phone($v){
 $regx = "~^[0-9,+,(), ,]{1,}(,[0-9]+){0,}$~";
 return preg_replace($regx ,'', $v);
}
static function urlcheck($v) {

 if (!preg_match("#(http|ftp|https)#",$v)) $v = "http://".$v ;
 $regx = "#(http|ftp|https):\/\/[\w\-_]+(\.[\w\-_]+)+([\w\-\.,@?^=%&amp;:/~\+#]*[\w\-\@?^=%&amp;/~\+#])?#";
 $site = preg_replace($regx ,'', $v);
 if ($file = @fopen($site, 'r')) {
  return $v ;
 } else return '';
}

}